Merged API and Databank into Main branch

api/helpers/post_api.ts

@@ -0,0 +1,147 @@
+/// <reference lib="deno.ns" />
+/**
+ * @author Esad Mustafoski
+ * @description API file for Posts
+ */
+
+// +++ IMPORTS ------------------------------------------------------ //
+import * as db_utils from "../../database/utils.ts";
+import * as helper_utils from "../helpers.ts";
+import { Context } from "https://deno.land/x/oak@v17.1.2/mod.ts";
+
+// +++ FUNCTIONS ----------------------------------------------------- //
+async function api_getPostById(ctx: any): Promise<void> {
+  try {
+    const postId = ctx.params.id;
+    if (!postId) {
+      helper_utils.errorResponse(ctx, 400, "Post ID required");
+      return;
+    }
+
+    const post = await db_utils.getPostById(postId);
+    if (!post) {
+      helper_utils.errorResponse(ctx, 404, "Post not found");
+      return;
+    }
+
+    ctx.response.body = post;
+  } catch (error) {
+    helper_utils.errorResponse(ctx, 500, "Error retrieving post");
+  }
+}
+
+async function api_createPost(ctx: Context): Promise<void> {
+  try {
+    const body = ctx.request.body;
+    const result = await body.json();
+    const { userId, postText, postType } = result;
+
+    if (!userId || !postText || !postType) {
+      helper_utils.errorResponse(
+        ctx,
+        400,
+        "User ID, post text, and post type required",
+      );
+      return;
+    }
+
+    // Create timestamp in the format expected by the database
+    const createdAt = `${Math.floor(Date.now() / 1000)}-${new Date()
+      .toLocaleDateString("en-GB")
+      .split("/")
+      .join("-")}`;
+
+    const postId = await db_utils.createPost(
+      userId,
+      createdAt,
+      postText,
+      postType,
+    );
+    helper_utils.sendResponse(ctx, {
+      status: 201,
+      body: { postId },
+    });
+  } catch (error) {
+    helper_utils.errorResponse(ctx, 500, "Error creating post");
+  }
+}
+
+async function api_updatePost(ctx: any): Promise<void> {
+  try {
+    const postId = ctx.params.id;
+    if (!postId) {
+      helper_utils.errorResponse(ctx, 400, "Post ID required");
+      return;
+    }
+
+    const body = ctx.request.body;
+    const result = await body.json();
+    const { postText, postType } = result;
+
+    if (!postText && !postType) {
+      helper_utils.errorResponse(ctx, 400, "No update data provided");
+      return;
+    }
+
+    await db_utils.updatePost(postId, postText, postType);
+    helper_utils.sendResponse(ctx, {
+      status: 200,
+      body: { message: "Post updated successfully" },
+    });
+  } catch (error) {
+    helper_utils.errorResponse(ctx, 500, "Error updating post");
+  }
+}
+
+async function api_deletePost(ctx: any): Promise<void> {
+  try {
+    const postId = ctx.params.id;
+    if (!postId) {
+      helper_utils.errorResponse(ctx, 400, "Post ID required");
+      return;
+    }
+
+    await db_utils.deletePost(postId);
+    helper_utils.sendResponse(ctx, {
+      status: 200,
+      body: { message: "Post deleted successfully" },
+    });
+  } catch (error) {
+    helper_utils.errorResponse(ctx, 500, "Error deleting post");
+  }
+}
+
+async function api_likePost(ctx: any): Promise<void> {
+  try {
+    const postId = ctx.params.id;
+    if (!postId) {
+      helper_utils.errorResponse(ctx, 400, "Post ID required");
+      return;
+    }
+
+    const body = ctx.request.body;
+    const result = await body.json();
+    const { userId } = result;
+
+    if (!userId) {
+      helper_utils.errorResponse(ctx, 400, "User ID required");
+      return;
+    }
+
+    await db_utils.likePost(postId, userId);
+    helper_utils.sendResponse(ctx, {
+      status: 200,
+      body: { message: "Post liked successfully" },
+    });
+  } catch (error) {
+    helper_utils.errorResponse(ctx, 500, "Error liking post");
+  }
+}
+
+export {
+  api_createPost,
+  api_deletePost,
+  api_getPostById,
+  api_likePost,
+  api_updatePost,
+};